Scope and Contents: Periodic reports are on the progress of construction on various sections and structures of the Illinois and Michigan Canal. Reports list the sections or structures being reported on (e.g., waste weirs, dams, locks, aqueducts, culverts, bridges, feeders, lock gates); amount of work completed including such operations as grubbing and cleaning, mucking, puddling, masonry, excavating, ditching, and paving; and the date of the report. The reports also contain information about contractors assigned to various sections and structures, costs for completed construction, and amount of work still to be completed on sections and structures.